.progress-box {
    position: absolute;
    width: 100%;
    top:0;
    left: 0;
    padding-top: 6px;
    height: 8px;
    cursor: pointer;
}
.progressbar-box {
    
    height: 2px;
    position: relative;
    background: rgba(255,255,255,.1);
    .progressbar-progress {
        position: absolute;
        height: 2px;
        top: 0;
        left: 0;
        background: rgba(255,255,255,.2);
    }
    .progressbar-current {
        position: absolute;
        height: 2px;
        top: 0;
        left: 0;
        background: rgba(255,255,255,.7);
    }
}

.btn.progressbar-dot {
    top: -4px;
    right: -4px;
    width: 10px;
    height: 10px;
    background-position: 0 -170px;
    opacity: 1;
    cursor: pointer;
}